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lvm2/libdm/ioctl/libdm-compat.h
2003-07-01 21:20:58 +00:00

110 lines
3.1 KiB
C

/*
* Copyright (C) 2001 Sistina Software (UK) Limited.
*
* This file is released under the LGPL.
*/
#ifndef _LINUX_LIBDM_COMPAT_H
#define _LINUX_LIBDM_COMPAT_H
#include <inttypes.h>
#include <linux/dm-ioctl.h>
#include <linux/kdev_t.h>
#include <sys/ioctl.h>
struct dm_task;
struct dm_info;
/*
* Old versions of structures for backwards compatibility.
*/
struct dm_ioctl_v1 {
uint32_t version[3]; /* in/out */
uint32_t data_size; /* total size of data passed in
* including this struct */
uint32_t data_start; /* offset to start of data
* relative to start of this struct */
int32_t target_count; /* in/out */
int32_t open_count; /* out */
uint32_t flags; /* in/out */
__kernel_dev_t dev; /* in/out */
char name[DM_NAME_LEN]; /* device name */
char uuid[DM_UUID_LEN]; /* unique identifier for
* the block device */
};
struct dm_target_spec_v1 {
int32_t status; /* used when reading from kernel only */
uint64_t sector_start;
uint32_t length;
uint32_t next;
char target_type[DM_MAX_TYPE_NAME];
};
struct dm_target_deps_v1 {
uint32_t count;
__kernel_dev_t dev[0]; /* out */
};
enum {
/* Top level cmds */
DM_VERSION_CMD_V1 = 0,
DM_REMOVE_ALL_CMD_V1,
/* device level cmds */
DM_DEV_CREATE_CMD_V1,
DM_DEV_REMOVE_CMD_V1,
DM_DEV_RELOAD_CMD_V1,
DM_DEV_RENAME_CMD_V1,
DM_DEV_SUSPEND_CMD_V1,
DM_DEV_DEPS_CMD_V1,
DM_DEV_STATUS_CMD_V1,
/* target level cmds */
DM_TARGET_STATUS_CMD_V1,
DM_TARGET_WAIT_CMD_V1,
};
#define DM_VERSION_V1 _IOWR(DM_IOCTL, DM_VERSION_CMD_V1, struct dm_ioctl)
#define DM_REMOVE_ALL_V1 _IOWR(DM_IOCTL, DM_REMOVE_ALL_CMD_V1, struct dm_ioctl)
#define DM_DEV_CREATE_V1 _IOWR(DM_IOCTL, DM_DEV_CREATE_CMD_V1, struct dm_ioctl)
#define DM_DEV_REMOVE_V1 _IOWR(DM_IOCTL, DM_DEV_REMOVE_CMD_V1, struct dm_ioctl)
#define DM_DEV_RELOAD_V1 _IOWR(DM_IOCTL, DM_DEV_RELOAD_CMD_V1, struct dm_ioctl)
#define DM_DEV_SUSPEND_V1 _IOWR(DM_IOCTL, DM_DEV_SUSPEND_CMD_V1, struct dm_ioctl)
#define DM_DEV_RENAME_V1 _IOWR(DM_IOCTL, DM_DEV_RENAME_CMD_V1, struct dm_ioctl)
#define DM_DEV_DEPS_V1 _IOWR(DM_IOCTL, DM_DEV_DEPS_CMD_V1, struct dm_ioctl)
#define DM_DEV_STATUS_V1 _IOWR(DM_IOCTL, DM_DEV_STATUS_CMD_V1, struct dm_ioctl)
#define DM_TARGET_STATUS_V1 _IOWR(DM_IOCTL, DM_TARGET_STATUS_CMD_V1, struct dm_ioctl)
#define DM_TARGET_WAIT_V1 _IOWR(DM_IOCTL, DM_TARGET_WAIT_CMD_V1, struct dm_ioctl)
/* *INDENT-OFF* */
static struct cmd_data _cmd_data_v1[] = {
{ "create", DM_DEV_CREATE_V1, {1, 0, 0} },
{ "reload", DM_DEV_RELOAD_V1, {1, 0, 0} },
{ "remove", DM_DEV_REMOVE_V1, {1, 0, 0} },
{ "remove_all", DM_REMOVE_ALL_V1, {1, 0, 0} },
{ "suspend", DM_DEV_SUSPEND_V1, {1, 0, 0} },
{ "resume", DM_DEV_SUSPEND_V1, {1, 0, 0} },
{ "info", DM_DEV_STATUS_V1, {1, 0, 0} },
{ "deps", DM_DEV_DEPS_V1, {1, 0, 0} },
{ "rename", DM_DEV_RENAME_V1, {1, 0, 0} },
{ "version", DM_VERSION_V1, {1, 0, 0} },
{ "status", DM_TARGET_STATUS_V1, {1, 0, 0} },
{ "table", DM_TARGET_STATUS_V1, {1, 0, 0} },
{ "waitevent", DM_TARGET_WAIT_V1, {1, 0, 0} },
{ "names", 0, {4, 0, 0} }
};
/* *INDENT-ON* */
#endif